#ifndef _types_h_
#define _types_h_

#ifndef PI
#define PI 3.141592653589793
#endif

typedef struct {
  int Nr;
  int Nt;
  int Nz;
  int cycle;
  double Lr;
  double Lz;
  double t;
  double dt;
  double dr;
  double dtheta;
  double dz;
  double Re;
} params_t;

extern params_t *params;

#endif

